672794100 has 252 divisors, whose sum is σ = 2390784480. Its totient is φ = 162907200.

The previous prime is 672794077. The next prime is 672794149. The reversal of 672794100 is 1497276.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 801481 + ... + 802319.

It is an arithmetic number, because the mean of its divisors is an integer number (9487240).

Almost surely, 2^672794100 is an apocalyptic number.

672794100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 672794100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1195392240).

672794100 is an abundant number, since it is smaller than the sum of its proper divisors (1717990380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672794100 is a wasteful number, since it uses less digits than its factorization.

672794100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882 (or 860 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 672794100 is about 25938.2748077045. The cubic root of 672794100 is about 876.2487096399.

The spelling of 672794100 in words is "six hundred seventy-two million, seven hundred ninety-four thousand, one hundred".